LJ
Lillian Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Lillian Johnson across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Owen & Ethel — first a daughter (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Johnson |
| Given Name | Lillian M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Packer |
| Industry | Meat Packer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Packer |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1920 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lillian | Age | Birth yr |
|---|---|---|---|---|
| Lillian Johnson | Daughter | — | 20 | ~1920 |
| Mary Johnson | Daughter | — | 7 | ~1933 |
| Owen Johnson | Head | — | 42 | ~1898 |
| Virginia Johnson | Other | — | 20 | ~1920 |
| Ethel Johnson | Spouse | — | 39 | ~1901 |
Census Appearances
1920
Jefferson, Kentucky
Other, age
Jefferson, Kentucky · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lillian |
| Relationship to Head | G-Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Other, age 10
Jefferson, Kentucky · implied b. ~1920 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lillian |
| Relationship to Head | ward |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 20
Jefferson-County, Kentucky · implied b. ~1920 — 5 household members
| Surname | Johnson |
| Given Name | Lillian M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Packer |
| Industry | Meat Packer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Lillian Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Owen Johnson (~0.92 confidence) and mother Ethel Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Owen Johnson
b. ~1898
Source father
● Household
· direct · ~0.92
Mother
Ethel Johnson
b. ~1901
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lillian Johnson
Daughter · 1940 · age 20 · b. ~1920 · Kentucky
★ You are viewing this record
Sibling
Mary Johnson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01376-00727)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Patricia J. Ramey | 7 | Daughter | — | Kentucky |
| 42 | Taylor J. Ramey | 1 | Son | — | Kentucky |
| 43 | Mary Nichols | 48 | Head | Finisher | Kentucky |
| 44 | Virginia L. Nichols | 20 | Daughter | Dress Finisher | Kentucky |
| 45 | Wilda M. Nichols | 18 | Daughter | Waitress | Kentucky |
| 46 | Martha J. Vernon | 85 | Mother | — | Kentucky |
| 47 | Myron Baumgardner | 47 | Head | Helper | Kentucky |
| 48 | Hilda Baumgardner | 38 | Wife | — | Kentucky |
| 49 | Fred Baumgardner | 19 | Son | — | Kentucky |
| 50 | Ruth Baumgardner | 16 | Daughter | — | Kentucky |
| 51 | Thomas W. Harris | 23 | Head | Carpenter Helper | Kentucky |
| 52 | Marion L. Harris | 23 | Wife | — | Kentucky |
| 53 | Owen B. Johnson | 42 | Head | Operator | Kentucky |
| 54 | Ethel M. Johnson | 39 | Wife | — | Kentucky |
| 55 | Lillian M. Johnson THIS PERSON | 20 | Daughter | Packer | Kentucky |
| 56 | Mary E. Johnson | 7 | Daughter | — | Kentucky |
| 57 | Virginia Johnson | 20 | Sister | Packer | Virginia |
| 58 | Robert E. Mattingly | 62 | Head | Carpenter | Kentucky |
| 59 | Celia Mattingly | 60 | Wife | — | Kentucky |
| 60 | Samuel H. Davis | 22 | Head | Millwright | Kentucky |
| 61 | Audrey G. Davis | 22 | Wife | — | West Virginia |
| 62 | Wilma J. Davis | 5 | Daughter | — | Kentucky |
| 63 | Owen Russell | 23 | Brother | Mill Hand | Kentucky |
| 64 | Lee Franklin | 44 | Head | Laborer | Kentucky |
| 65 | Josie Franklin | 32 | Wife | — | Kentucky |
| 66 | Lamont L. Parker | 35 | Head | Machine Hand | Kentucky |
| 67 | Mary A. Parker | 31 | Wife | — | Kentucky |
| 68 | James R. Adams | 22 | Head | Shipping Clerk | Kentucky |
| 69 | Doris M. Adams | 19 | Wife | — | Kentucky |
| 70 | Lewis J. Bauman | 47 | Head | Proprietor | Kentucky |
| 71 | Mary E. Bauman | 62 | Sister | — | Kentucky |
| 72 | John T. Mccollom | 39 | Head | Stock Clerk | Kentucky |
| 73 | Roberta Mccollom | 42 | Wife | — | Kentucky |
| 74 | John Jr. Mccollom | 14 | Son | — | Kentucky |
| 75 | Patricia L. Mccollom | 12 | Daughter | — | Kentucky |
| 76 | Amy E. Mccollom | 10 | Daughter | — | Kentucky |
| 77 | James D. Anderson | 74 | Head | — | Kentucky |
| 78 | Mary Anderson | 75 | Wife | — | Kentucky |
| 79 | David A. Anderson | 46 | Son | Clerk | Kentucky |
| 80 | Roy L. Anderson | 35 | Son | Carpenter | Kentucky |
Pedigree Summary
Lillian + 1 sibling
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)